/* html,body{ */
/*             height: 100%; */
/*             margin: 0; */
/*         } */
        .tab-c-tab{
            display: table;
            height: 100%;
            width: 100%;
        }
        .tab-c-cell{
            display: table-cell;
            vertical-align: middle;
        }
        .cover-box{
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 2000;
            height: 100%;
            background-color: rgba(0,0,0,.5);
            text-align: center;
        }
        .close-btn{
            position:fixed;
            top: 3rem;
            right: 3rem;;
        }